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Uspto customer number lookup 2025

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The document is a request form (PTO/SB/125A) for obtaining a Customer Number from the U.S. Patent and Trademark Office (USPTO). It outlines the necessary information required from the requester, including personal details, practitioner registration numbers, and submission instructions. The form also includes privacy statements regarding the handling of submitted information and compliance with relevant laws.

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2008	4.8 Satisfied (206 Votes)

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Got questions?

We have answers to the most popular questions from our customers. If you can't find an answer to your question, please contact us.

How do I find my USPTO registration number?

Once your application is filed with us, youll receive a serial number in your filing receipt.

What is the response period for USPTO?

The office action (official letter) you receive from the USPTO will specify the time period in which you must respond. In most cases, we must receive a response to your office action within three months of the date specified in the heading of the email notice you receive when an office action issues.

What is a customer number for patent application?

A Customer Number (previously a Payor Number) may be used to: (A) designate the correspondence address of a patent application or patent such that the correspondence address for the patent application or patent would be the address associated with the Customer Number (37 CFR 1.32(a)(5)(i) );

How to change customer number in USPTO?

Customer Number data may either be corrected electronically in Patent Center or by submitting the USPTO 124A Customer Number Data Change form located at . You may mail the form or fax it to 571-273-0177.

How long does it take to get an USPTO customer number?

Expect about one to two weeks for processing. *If you want a customer number sooner, you may still fax the customer number form to 571-273-0177 and mail the notarized Patent Electronic Verification Form.